OpenTechnical

OT-2026-000041074

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two stage ejector, sustained blow-off after set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000041074) never changes.

Identity and time

Publication numberOT-2026-000041074 · never reused
Internal UUID01a0ae79-b141-7587-89b6-123bb55e66bc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041074
StatusPUBLIC

Content hashes

Canonical text4cb35e2189152f9ad12ef8475a8c439e82e7546680669217905d0319a3765650
Markdown002a7455d5bae4b85ca7ab7d8643edfb8d1aa885d4037ba20b59396fb05005a3
PDF
Publication page0779fa33d419be76b7bf48a82cf2f3439e75dd5374760ab0ea7313aae41a8780
Manifestd8ee390f392617ac05eeb3bca71f9ddf4a92b21e02dd6dab07c5018959820e98

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignaturePDr9gJGcH7mT3K13bwhxKFjzO7H8u2vGrBBTbKgQqzIIuF8Pz0cSQ/rI7Bdx/+du5nxneUT6v1qlAudQLdoFDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:16:59.404278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041074
observed 0779fa33d419be76b7bf48a82cf2f343...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:59.387890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041074/manifest.json
observed d8ee390f392617ac05eeb3bca71f9ddf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:59.370432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041074/publication.md
observed 002a7455d5bae4b85ca7ab7d8643edfb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:59.353421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041074/publication.txt
observed 4cb35e2189152f9ad12ef8475a8c439e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.